Add installation instructions for Ubuntu

README.markdown

@@ -66,6 +66,7 @@ Documentation
 ### Technical details
 
 - [Installation instructions](docs/installation.markdown)
+- [Installation on Ubuntu](docs/ubuntu-installation.markdown)
 - [Installation on Debian](docs/debian-installation.markdown)
 - [Installation on Centos](docs/centos-installation.markdown)
 - [Upgrade Kanboard to a new version](docs/update.markdown)

docs/ubuntu-installation.markdown

@@ -0,0 +1,22 @@
+How to install Kanboard on Ubuntu?
+==================================
+
+Ubuntu 14.04 LTS
+----------------
+
+Install Apache and PHP:
+
+```bash
+sudo apt-get update
+sudo apt-get install -y php5 php5-sqlite unzip
+```
+
+Install Kanboard:
+
+```bash
+cd /var/www/html
+sudo wget http://kanboard.net/kanboard-VERSION.zip
+sudo unzip kanboard-VERSION.zip
+sudo chown -R www-data:www-data kanboard/data
+sudo rm kanboard-VERSION.zip
+```